Summary

Country
CN China
Domain cernet.edu.cn
Size 1,208,925,819,614,629,200,000,000
Registry APNIC
Network Name CERNET-CN-20000426

Whois

inet6num: 2001:250::/32
netname: CERNET-CN-20000426
descr: CERNET IPv6 Backbone
country: CN
admin-c: WJ67-AP
tech-c: LX58-AP
abuse-c: AC1685-AP
status: ALLOCATED PORTABLE
notify: [email protected]
mnt-by: APNIC-HM
mnt-lower: MAINT-CERNET-AP
mnt-routes: MAINT-CERNET-AP
mnt-irt: IRT-CERNET-AP
last-modified: 2020-10-20T00:55:16Z
source: APNIC

irt: IRT-CERNET-AP
address: Network Research Center,
address: Main Bldg, Tsinghua Univ
address: Beijing 100084, China
phone: +86-10-62784301
fax-no: +86-10-62785933
e-mail: [email protected]
abuse-mailbox: [email protected]
admin-c: CER-AP
tech-c: CER-AP
auth: # Filtered
remarks: timezone GMT+8
remarks: http://www.ccert.edu.cn
remarks: [email protected] was validated on 2024-07-04
mnt-by: MAINT-CERNET-AP
last-modified: 2024-07-04T04:10:10Z
source: APNIC

role: ABUSE CERNETAP
address: Network Research Center,
address: Main Bldg, Tsinghua Univ
address: Beijing 100084, China
country: ZZ
phone: +86-10-62784301
e-mail: [email protected]
admin-c: CER-AP
tech-c: CER-AP
nic-hdl: AC1685-AP
remarks: Generated from irt object IRT-CERNET-AP
remarks: [email protected] was validated on 2024-07-04
abuse-mailbox: [email protected]
mnt-by: APNIC-ABUSE
last-modified: 2024-07-04T04:10:19Z
source: APNIC

person: Li Xing
address: China Education and Research Network
address: China Education and Research Network Center
address: Tsinghua University
address: Beijing, 100084
address: CN
country: CN
phone: +86-10-6278-5983
fax-no: +86-10-6278-5933
e-mail: [email protected]
nic-hdl: LX58-AP
notify: [email protected]
mnt-by: MAINT-CERNET-AP
last-modified: 2011-12-22T05:14:50Z
source: APNIC

person: Wu Jianping
address: China Education and Research Network
address: China Education and Research Network Center
address: Tsinghua University
address: Beijing, 100084
address: CN
country: CN
phone: +86-10-6278-5983
fax-no: +86-10-6278-5933
e-mail: [email protected]
nic-hdl: WJ67-AP
notify: [email protected]
mnt-by: MAINT-CERNET-AP
last-modified: 2011-12-22T05:14:50Z
source: APNIC


CIDR IP address subranges within 2001:250:5059::/48 subnet

  • 2001:250:5059:0:0:0:0:0/56
  • 2001:250:5059:100:0:0:0:0/56
  • 2001:250:5059:200:0:0:0:0/56
  • 2001:250:5059:300:0:0:0:0/56
  • 2001:250:5059:400:0:0:0:0/56
  • 2001:250:5059:500:0:0:0:0/56
  • 2001:250:5059:600:0:0:0:0/56
  • 2001:250:5059:700:0:0:0:0/56
  • 2001:250:5059:800:0:0:0:0/56
  • 2001:250:5059:900:0:0:0:0/56
  • 2001:250:5059:a00:0:0:0:0/56
  • 2001:250:5059:b00:0:0:0:0/56
  • 2001:250:5059:c00:0:0:0:0/56
  • 2001:250:5059:d00:0:0:0:0/56
  • 2001:250:5059:e00:0:0:0:0/56
  • 2001:250:5059:f00:0:0:0:0/56
  • 2001:250:5059:1000:0:0:0:0/56
  • 2001:250:5059:1100:0:0:0:0/56
  • 2001:250:5059:1200:0:0:0:0/56
  • 2001:250:5059:1300:0:0:0:0/56
  • 2001:250:5059:1400:0:0:0:0/56
  • 2001:250:5059:1500:0:0:0:0/56
  • 2001:250:5059:1600:0:0:0:0/56
  • 2001:250:5059:1700:0:0:0:0/56
  • 2001:250:5059:1800:0:0:0:0/56
  • 2001:250:5059:1900:0:0:0:0/56
  • 2001:250:5059:1a00:0:0:0:0/56
  • 2001:250:5059:1b00:0:0:0:0/56
  • 2001:250:5059:1c00:0:0:0:0/56
  • 2001:250:5059:1d00:0:0:0:0/56
  • 2001:250:5059:1e00:0:0:0:0/56
  • 2001:250:5059:1f00:0:0:0:0/56
  • 2001:250:5059:2000:0:0:0:0/56
  • 2001:250:5059:2100:0:0:0:0/56
  • 2001:250:5059:2200:0:0:0:0/56
  • 2001:250:5059:2300:0:0:0:0/56
  • 2001:250:5059:2400:0:0:0:0/56
  • 2001:250:5059:2500:0:0:0:0/56
  • 2001:250:5059:2600:0:0:0:0/56
  • 2001:250:5059:2700:0:0:0:0/56
  • 2001:250:5059:2800:0:0:0:0/56
  • 2001:250:5059:2900:0:0:0:0/56
  • 2001:250:5059:2a00:0:0:0:0/56
  • 2001:250:5059:2b00:0:0:0:0/56
  • 2001:250:5059:2c00:0:0:0:0/56
  • 2001:250:5059:2d00:0:0:0:0/56
  • 2001:250:5059:2e00:0:0:0:0/56
  • 2001:250:5059:2f00:0:0:0:0/56
  • 2001:250:5059:3000:0:0:0:0/56
  • 2001:250:5059:3100:0:0:0:0/56
  • 2001:250:5059:3200:0:0:0:0/56
  • 2001:250:5059:3300:0:0:0:0/56
  • 2001:250:5059:3400:0:0:0:0/56
  • 2001:250:5059:3500:0:0:0:0/56
  • 2001:250:5059:3600:0:0:0:0/56
  • 2001:250:5059:3700:0:0:0:0/56
  • 2001:250:5059:3800:0:0:0:0/56
  • 2001:250:5059:3900:0:0:0:0/56
  • 2001:250:5059:3a00:0:0:0:0/56
  • 2001:250:5059:3b00:0:0:0:0/56
  • 2001:250:5059:3c00:0:0:0:0/56
  • 2001:250:5059:3d00:0:0:0:0/56
  • 2001:250:5059:3e00:0:0:0:0/56
  • 2001:250:5059:3f00:0:0:0:0/56
  • 2001:250:5059:4000:0:0:0:0/56
  • 2001:250:5059:4100:0:0:0:0/56
  • 2001:250:5059:4200:0:0:0:0/56
  • 2001:250:5059:4300:0:0:0:0/56
  • 2001:250:5059:4400:0:0:0:0/56
  • 2001:250:5059:4500:0:0:0:0/56
  • 2001:250:5059:4600:0:0:0:0/56
  • 2001:250:5059:4700:0:0:0:0/56
  • 2001:250:5059:4800:0:0:0:0/56
  • 2001:250:5059:4900:0:0:0:0/56
  • 2001:250:5059:4a00:0:0:0:0/56
  • 2001:250:5059:4b00:0:0:0:0/56
  • 2001:250:5059:4c00:0:0:0:0/56
  • 2001:250:5059:4d00:0:0:0:0/56
  • 2001:250:5059:4e00:0:0:0:0/56
  • 2001:250:5059:4f00:0:0:0:0/56
  • 2001:250:5059:5000:0:0:0:0/56
  • 2001:250:5059:5100:0:0:0:0/56
  • 2001:250:5059:5200:0:0:0:0/56
  • 2001:250:5059:5300:0:0:0:0/56
  • 2001:250:5059:5400:0:0:0:0/56
  • 2001:250:5059:5500:0:0:0:0/56
  • 2001:250:5059:5600:0:0:0:0/56
  • 2001:250:5059:5700:0:0:0:0/56
  • 2001:250:5059:5800:0:0:0:0/56
  • 2001:250:5059:5900:0:0:0:0/56
  • 2001:250:5059:5a00:0:0:0:0/56
  • 2001:250:5059:5b00:0:0:0:0/56
  • 2001:250:5059:5c00:0:0:0:0/56
  • 2001:250:5059:5d00:0:0:0:0/56
  • 2001:250:5059:5e00:0:0:0:0/56
  • 2001:250:5059:5f00:0:0:0:0/56
  • 2001:250:5059:6000:0:0:0:0/56
  • 2001:250:5059:6100:0:0:0:0/56
  • 2001:250:5059:6200:0:0:0:0/56
  • 2001:250:5059:6300:0:0:0:0/56
  • 2001:250:5059:6400:0:0:0:0/56
  • 2001:250:5059:6500:0:0:0:0/56
  • 2001:250:5059:6600:0:0:0:0/56
  • 2001:250:5059:6700:0:0:0:0/56
  • 2001:250:5059:6800:0:0:0:0/56
  • 2001:250:5059:6900:0:0:0:0/56
  • 2001:250:5059:6a00:0:0:0:0/56
  • 2001:250:5059:6b00:0:0:0:0/56
  • 2001:250:5059:6c00:0:0:0:0/56
  • 2001:250:5059:6d00:0:0:0:0/56
  • 2001:250:5059:6e00:0:0:0:0/56
  • 2001:250:5059:6f00:0:0:0:0/56
  • 2001:250:5059:7000:0:0:0:0/56
  • 2001:250:5059:7100:0:0:0:0/56
  • 2001:250:5059:7200:0:0:0:0/56
  • 2001:250:5059:7300:0:0:0:0/56
  • 2001:250:5059:7400:0:0:0:0/56
  • 2001:250:5059:7500:0:0:0:0/56
  • 2001:250:5059:7600:0:0:0:0/56
  • 2001:250:5059:7700:0:0:0:0/56
  • 2001:250:5059:7800:0:0:0:0/56
  • 2001:250:5059:7900:0:0:0:0/56
  • 2001:250:5059:7a00:0:0:0:0/56
  • 2001:250:5059:7b00:0:0:0:0/56
  • 2001:250:5059:7c00:0:0:0:0/56
  • 2001:250:5059:7d00:0:0:0:0/56
  • 2001:250:5059:7e00:0:0:0:0/56
  • 2001:250:5059:7f00:0:0:0:0/56
  • 2001:250:5059:8000:0:0:0:0/56
  • 2001:250:5059:8100:0:0:0:0/56
  • 2001:250:5059:8200:0:0:0:0/56
  • 2001:250:5059:8300:0:0:0:0/56
  • 2001:250:5059:8400:0:0:0:0/56
  • 2001:250:5059:8500:0:0:0:0/56
  • 2001:250:5059:8600:0:0:0:0/56
  • 2001:250:5059:8700:0:0:0:0/56
  • 2001:250:5059:8800:0:0:0:0/56
  • 2001:250:5059:8900:0:0:0:0/56
  • 2001:250:5059:8a00:0:0:0:0/56
  • 2001:250:5059:8b00:0:0:0:0/56
  • 2001:250:5059:8c00:0:0:0:0/56
  • 2001:250:5059:8d00:0:0:0:0/56
  • 2001:250:5059:8e00:0:0:0:0/56
  • 2001:250:5059:8f00:0:0:0:0/56
  • 2001:250:5059:9000:0:0:0:0/56
  • 2001:250:5059:9100:0:0:0:0/56
  • 2001:250:5059:9200:0:0:0:0/56
  • 2001:250:5059:9300:0:0:0:0/56
  • 2001:250:5059:9400:0:0:0:0/56
  • 2001:250:5059:9500:0:0:0:0/56
  • 2001:250:5059:9600:0:0:0:0/56
  • 2001:250:5059:9700:0:0:0:0/56
  • 2001:250:5059:9800:0:0:0:0/56
  • 2001:250:5059:9900:0:0:0:0/56
  • 2001:250:5059:9a00:0:0:0:0/56
  • 2001:250:5059:9b00:0:0:0:0/56
  • 2001:250:5059:9c00:0:0:0:0/56
  • 2001:250:5059:9d00:0:0:0:0/56
  • 2001:250:5059:9e00:0:0:0:0/56
  • 2001:250:5059:9f00:0:0:0:0/56
  • 2001:250:5059:a000:0:0:0:0/56
  • 2001:250:5059:a100:0:0:0:0/56
  • 2001:250:5059:a200:0:0:0:0/56
  • 2001:250:5059:a300:0:0:0:0/56
  • 2001:250:5059:a400:0:0:0:0/56
  • 2001:250:5059:a500:0:0:0:0/56
  • 2001:250:5059:a600:0:0:0:0/56
  • 2001:250:5059:a700:0:0:0:0/56
  • 2001:250:5059:a800:0:0:0:0/56
  • 2001:250:5059:a900:0:0:0:0/56
  • 2001:250:5059:aa00:0:0:0:0/56
  • 2001:250:5059:ab00:0:0:0:0/56
  • 2001:250:5059:ac00:0:0:0:0/56
  • 2001:250:5059:ad00:0:0:0:0/56
  • 2001:250:5059:ae00:0:0:0:0/56
  • 2001:250:5059:af00:0:0:0:0/56
  • 2001:250:5059:b000:0:0:0:0/56
  • 2001:250:5059:b100:0:0:0:0/56
  • 2001:250:5059:b200:0:0:0:0/56
  • 2001:250:5059:b300:0:0:0:0/56
  • 2001:250:5059:b400:0:0:0:0/56
  • 2001:250:5059:b500:0:0:0:0/56
  • 2001:250:5059:b600:0:0:0:0/56
  • 2001:250:5059:b700:0:0:0:0/56
  • 2001:250:5059:b800:0:0:0:0/56
  • 2001:250:5059:b900:0:0:0:0/56
  • 2001:250:5059:ba00:0:0:0:0/56
  • 2001:250:5059:bb00:0:0:0:0/56
  • 2001:250:5059:bc00:0:0:0:0/56
  • 2001:250:5059:bd00:0:0:0:0/56
  • 2001:250:5059:be00:0:0:0:0/56
  • 2001:250:5059:bf00:0:0:0:0/56
  • 2001:250:5059:c000:0:0:0:0/56
  • 2001:250:5059:c100:0:0:0:0/56
  • 2001:250:5059:c200:0:0:0:0/56
  • 2001:250:5059:c300:0:0:0:0/56
  • 2001:250:5059:c400:0:0:0:0/56
  • 2001:250:5059:c500:0:0:0:0/56
  • 2001:250:5059:c600:0:0:0:0/56
  • 2001:250:5059:c700:0:0:0:0/56
  • 2001:250:5059:c800:0:0:0:0/56
  • 2001:250:5059:c900:0:0:0:0/56
  • 2001:250:5059:ca00:0:0:0:0/56
  • 2001:250:5059:cb00:0:0:0:0/56
  • 2001:250:5059:cc00:0:0:0:0/56
  • 2001:250:5059:cd00:0:0:0:0/56
  • 2001:250:5059:ce00:0:0:0:0/56
  • 2001:250:5059:cf00:0:0:0:0/56
  • 2001:250:5059:d000:0:0:0:0/56
  • 2001:250:5059:d100:0:0:0:0/56
  • 2001:250:5059:d200:0:0:0:0/56
  • 2001:250:5059:d300:0:0:0:0/56
  • 2001:250:5059:d400:0:0:0:0/56
  • 2001:250:5059:d500:0:0:0:0/56
  • 2001:250:5059:d600:0:0:0:0/56
  • 2001:250:5059:d700:0:0:0:0/56
  • 2001:250:5059:d800:0:0:0:0/56
  • 2001:250:5059:d900:0:0:0:0/56
  • 2001:250:5059:da00:0:0:0:0/56
  • 2001:250:5059:db00:0:0:0:0/56
  • 2001:250:5059:dc00:0:0:0:0/56
  • 2001:250:5059:dd00:0:0:0:0/56
  • 2001:250:5059:de00:0:0:0:0/56
  • 2001:250:5059:df00:0:0:0:0/56
  • 2001:250:5059:e000:0:0:0:0/56
  • 2001:250:5059:e100:0:0:0:0/56
  • 2001:250:5059:e200:0:0:0:0/56
  • 2001:250:5059:e300:0:0:0:0/56
  • 2001:250:5059:e400:0:0:0:0/56
  • 2001:250:5059:e500:0:0:0:0/56
  • 2001:250:5059:e600:0:0:0:0/56
  • 2001:250:5059:e700:0:0:0:0/56
  • 2001:250:5059:e800:0:0:0:0/56
  • 2001:250:5059:e900:0:0:0:0/56
  • 2001:250:5059:ea00:0:0:0:0/56
  • 2001:250:5059:eb00:0:0:0:0/56
  • 2001:250:5059:ec00:0:0:0:0/56
  • 2001:250:5059:ed00:0:0:0:0/56
  • 2001:250:5059:ee00:0:0:0:0/56
  • 2001:250:5059:ef00:0:0:0:0/56
  • 2001:250:5059:f000:0:0:0:0/56
  • 2001:250:5059:f100:0:0:0:0/56
  • 2001:250:5059:f200:0:0:0:0/56
  • 2001:250:5059:f300:0:0:0:0/56
  • 2001:250:5059:f400:0:0:0:0/56
  • 2001:250:5059:f500:0:0:0:0/56
  • 2001:250:5059:f600:0:0:0:0/56
  • 2001:250:5059:f700:0:0:0:0/56
  • 2001:250:5059:f800:0:0:0:0/56
  • 2001:250:5059:f900:0:0:0:0/56
  • 2001:250:5059:fa00:0:0:0:0/56
  • 2001:250:5059:fb00:0:0:0:0/56
  • 2001:250:5059:fc00:0:0:0:0/56
  • 2001:250:5059:fd00:0:0:0:0/56
  • 2001:250:5059:fe00:0:0:0:0/56
  • 2001:250:5059:ff00:0:0:0:0/56

Get started with 100,000 free lookups: sign up